Evening star. [volume] (Washington, D.C.) 1854-1972, 1887-09-09
GR1NNING ROWS OF TEETH.
strange Things Seen AZ the Dental Eek.
l. hibittOn I'm the Franklin building.


laynan looking liz at the exhibit OF the dental
surgeons at the Franklin school building is apt
tninK that there Is now nothing to be desired by
the toers on the teeth In the way OF appliances 70
facilitate work and to insure success There are
eight or ten displays OF tools instruments. mate
r1als. ana work that are bewtldering with their
glitter!ng steel and polished nickel and ghastly
sets OF gums tnat yawn in a wierd way as though
waiting to be filled. Some OF the machinery ex-
moited is OF q highly scientific character and
shows TO how high point the methods OF dentistry
have been carried.
GOLD USED IN FILLING.
Dr. II 8 Williams Of New York, occupies one OF
the school rooms with display OF gold for use In
filling. he says that nearly two hundred kinds of
filling gold are now being manufactured. This
great variety Is due to the individual tastes OF the
dentists some OF whom prefer to use leaf or sheet
gold, some like the gold in the shape OF small pei
lets, while Others have a 1ondness for kind Of
spengy material rolled into cylindrical waAs.
Then TOO, the peculiar oral conditions under which
glass Jar about Ii inches in height filled with
small golden cylinders, which looks as though it
shoud weigh at least 10 pounds, but which, In re-
so light and soft Is the gold.
In Iae opposite room are the machines OF H. W.
PARSONS, o. Wamego. Kans, inventor and patentee
OF the SaHVa e1ecsor and warm air injector" also
dental clamps: electric motor governor and various
materials used In filing. The first-named instru-
ment y slnail nickel pump attached to the orli-
nary oentai engine, with a stroke OF about. 3
lnches, 10 which are attached two long rubber
tubes one OF these tubes is connected with a
hooked metal tube inserted In the patients mout h.
which. by suction. removes accumulated saliva
ana dlscharges 1t into a beaker. The other tube
runs TO an electric battery Of two cells Between
ths DaeeeTy ana the pump Is small piece OF metal
tubing, containing piece OF platinum wire con-
nected with the battery with wires When the
operator Is ready he puts the battery Into opera
ZION anu begins 10 work his engine. This sets the
pump IN motion and draws air through the tube,
over the wire which is being heated by the cur
rent, and then into the mouth where the heat
Cthe air can be raised to temperature of $50 de-
grees II necessary keeps the teeth and gums per-
Iscty dry, whe the other tube removes the saliva.
since the slightest moisture in a cavity viii de-
stroy the value OF the filling and necessitate its
mOval.
ARTIFICIAL TEETH
The WEIGH Dental Co. have display OF several
hundred sets of artificial teeth arranged in grim
ming rows along wall in another room. These
teeth are made of composition Of feldspar kaolin,
ana sick: me coloring is done by means OF uita-
1 nae' yeow, goiq plnk and platinum blue With
copy nature 80 closely that even keen scrutiny
WIN not Detray the difference between the real
ana the artificial. This company also has on ex-
hibition an automatic vulcanizer which is very
complete In It's operation.
ELECTRICITY.
Eiectrlclty IS assuming front place in dentfs-
try as well as In other branches of medicine; but
LA Wis AA00 AeS properties are uIlIeQ only In the
direction OF motive power. AS substitute for
the Oldfashioned Qor IL is old-fashioned since
the advent OF electricity dental engine propelled
by the foot, the Detroit Motor Co., exhibiting In
the basement OF the building has made an cleo
tric dental motor which gives a high rate OF
speed together with considerable power. 1t is a
miniature dynamo, provided with an attachment
Tor reversing the motion, and operated by box
OF six cells: A foot switchboard turns on the
current and governs the strength, giving the
power OF two three four six cells al the pleas
ure Of the operator.
THE HIGH, Low, JACK,
In the line OF dentists chairs some OF the ex.
h1bits are very hne One chair, made by the White
Manufacturing CO., is known as the "High, Low,
jack" This Is provided with patent pumping
arrangement by which the pedestal, which IS In
reality piston, Is raised, and with it the Whole
chair, SO as to bring the patients mouth to any
height required by the dentist. This Is done by
movement Ut the operators foot, and is perfectly
noiseless: BY simply pressing a valve lever the
cnair ana Its occupant sink slowly to a normal
pOSltlon IN the rooms or the first floor are Sit
uated the operating chairs in which the clinics are
held daily. Here some OF the most difficult opera
lions known to den tistry performed by sk1llfu
men from all portions OF the world.